Coming up on Invasion:

"The Cradle" - After a baby is abandoned at Russell's ranger station, the mother - Christina -- is located by Underlay but vehemently denies that the child is hers. But her mother-in-law swears that the baby is her grandchild and that Christina has been acting strange ever since the hurricane hit. Meanwhile, Mariel -- who begins questioning why she has been losing touch with her kids -- makes a shocking discovery in the water, and Dave learns the identity of the owner of the wedding band, on "Invasion," Wednesday, Nov. 16, on ABC.